28964013

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{23957}}^1$

素因数の和:24004

約数の個数: 16

約数和(自身を含む): 42932736

約数和(自身を除く): 13968723

約数列:

[1, 3, 13, 31, 39, 93, 403, 1209, 23957, 71871, 311441, 742667, 934323, 2228001, 9654671, 28964013]

約数ペア:

[(1, 28964013), (3, 9654671), (13, 2228001), (31, 934323), (39, 742667), (93, 311441), (403, 71871), (1209, 23957)]